7891840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 22032000

約数和(自身を除く): 14140160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 59, 64, 76, 80, 88, 95, 110, 118, 128, 152, 160, 176, 190, 209, 220, 236, 295, 304, 320, 352, 380, 418, 440, 472, 590, 608, 640, 649, 704, 760, 836, 880, 944, 1045, 1121, 1180, 1216, 1298, 1408, 1520, 1672, 1760, 1888, 2090, 2242, 2360, 2432, 2596, 3040, 3245, 3344, 3520, 3776, 4180, 4484, 4720, 5192, 5605, 6080, 6490, 6688, 7040, 7552, 8360, 8968, 9440, 10384, 11210, 12160, 12331, 12980, 13376, 16720, 17936, 18880, 20768, 22420, 24662, 25960, 26752, 33440, 35872, 37760, 41536, 44840, 49324, 51920, 61655, 66880, 71744, 83072, 89680, 98648, 103840, 123310, 133760, 143488, 179360, 197296, 207680, 246620, 358720, 394592, 415360, 493240, 717440, 789184, 986480, 1578368, 1972960, 3945920, 7891840]

約数ペア:

[(1, 7891840), (2, 3945920), (4, 1972960), (5, 1578368), (8, 986480), (10, 789184), (11, 717440), (16, 493240), (19, 415360), (20, 394592), (22, 358720), (32, 246620), (38, 207680), (40, 197296), (44, 179360), (55, 143488), (59, 133760), (64, 123310), (76, 103840), (80, 98648), (88, 89680), (95, 83072), (110, 71744), (118, 66880), (128, 61655), (152, 51920), (160, 49324), (176, 44840), (190, 41536), (209, 37760), (220, 35872), (236, 33440), (295, 26752), (304, 25960), (320, 24662), (352, 22420), (380, 20768), (418, 18880), (440, 17936), (472, 16720), (590, 13376), (608, 12980), (640, 12331), (649, 12160), (704, 11210), (760, 10384), (836, 9440), (880, 8968), (944, 8360), (1045, 7552), (1121, 7040), (1180, 6688), (1216, 6490), (1298, 6080), (1408, 5605), (1520, 5192), (1672, 4720), (1760, 4484), (1888, 4180), (2090, 3776), (2242, 3520), (2360, 3344), (2432, 3245), (2596, 3040)]